Added regex to replace version of chocolatey install file.

Author: martinpinto

release.sh

@@ -23,9 +23,7 @@ echo "Version: $version"
 sed 's|<version>.*</version>|<version>'$version'</version>|' $chocolatey_spec_file > "$chocolatey_spec_file.tmp"
 mv "$chocolatey_spec_file.tmp" $chocolatey_spec_file
 sed 's|https://github.com/iron-io/functions/releases/download/.*/fn.exe|https://github.com/iron-io/functions/releases/download/'$version'/fn.exe|' $chocolatey_install_file > "$chocolatey_install_file.tmp"
-mv "$chocolatey_spec_file.tmp" $chocolatey_spec_file
-
-sed 's//g' $chocolatey_install_file
+mv "$chocolatey_install_file.tmp" $chocolatey_install_file
 
 make docker-build